Keyboard for a computer system



FIG. 1 is a perspective view of the keyboard for a computer system showing the new design;

FIG. 2 is a front view thereof;

FIG. 3 is a side view thereof;

FIG. 4 is a rear view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom perspective view of the keyboard with the adjustable rear legs in an extended position; and

FIG. 7 is a side view of the keyboard with the rear legs in an extended position. 

The ornamental design for a keyboard for a computer system, as shown and described. 